Use and Maintenance instructions
Submersible horizontal mixers
“ TBM “ series
Release 03 / 2014
5
3. PRESCRIPTIONS AND GENERAL RECOMMENDATIONS
- The equipment or any of its parts must not be used or operated by personnel who has not been
expressly authorised to do so.
- It is forbidden to carry out any maintenance, repair, modification operation that is not strictly
necessary for the working cycle when the machine is on. First of all, disconnect all the power inputs
of the machine.
- Do not remove any protection guards installed on the machine.
- Do not use the equipment for any purpose other than those for which it has been intended.
- When work is over, always disconnect the equipment from electrical power.
- Any maintenance operation regarding electric or non-electric parts shall be carried out in
compliance with CEI 64-8 462.2 463.1 573.3 standards.
4. SAFETY PRECAUTIONS
Any operation shall be carried out on the mixer by specifically trained and qualified personnel with the
appropriate tools and equipment in full compliance with the instructions given in this manual.
Both in the event of a new installation or for maintenance purposes, comply with all hygiene, accident
prevention and safety standards and regulations, as well as with applicable local hazard prevention
legislation. The Purchaser is liable for complying with these regulations and safety instructions.
In particular, strictly comply with the following recommendations:
System inspections
1) Considering the nature of the fluids to be processed, wear appropriate personal protection clothes
and outwear to avoid any contact of the skin with equipment or contaminated fluids.
2) The operating personnel must receive all the vaccines against any possible disease which may be
transmitted through wounds, contact or inhalation.
3) Before performing any action on the mixer, ensure that all the power cords that feed the equipment
are disconnected from the main power supply.
4) Before displacing the equipment from its location, first disconnect the power cords from the contact
boxes of the electric drive units and disconnect feed; displace the mixer with the appropriate
equipment for the purpose.
Mixer inspections
1) The mixer or any accessory must be accurately and completely cleaned with water o specific
products before any operation;
2) If the equipment is disassembled, handle the pieces with special protection gloves;
3) Check the degree of insulation of the electric motor and the efficiency of the earth connection
before conducting any electrical power test.
4) The external surface of the motor can exceed 80°C. Use any necessary device to prevent
burnings.
The mixer cannot be used:
− Before carefully reading Use and Maintenance instructions
− During mixer maintenance and repairing operations
− During tank maintenance and repairing
− During mixer placement operations
− When mixer is damaged or there is the suspicion of possible damage
− When liquid level is less than 0.5m above propeller diameter
The design of the mixer may not be altered without the permission of the manufacturer. If there is any
change in the use to which the mixer is put or in the properties of the liquid to be agitated, please
contact the manufacturer of the mixer.
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General